Display screen with an animated graphical user interface



FIG. 1 is the first image in a sequence for a display screen with an animated graphical user interface showing the new design;

FIG. 2 is the second image thereof;

FIG. 3 is the third image thereof;

FIG. 4 is the fourth image thereof; and,

FIG. 5 is the fifth image thereof.

The broken line showing of portions of the graphical user interface and the display screen is for environmental purposes only and forms no part of the claimed design. The appearance of the image transitions sequentially between the images shown in FIGS. 1-5. The process or period in which an image transitions to another forms no part of the claimed design. 

CLAIM The ornamental design for a display screen with an animated graphical user interface, as shown and described 